Adequate energy, daily intake of 250-400g of cereals and potatoes, including rice, flour, coarse grains, etc. Ensure that protein is adequate, and mainly eat high-quality protein food (daily 150-200g), such as lean meat, fish, shrimp, eggs, soybeans, etc. Try to ensure an egg and 300 grams of milk and dairy products every day (yogurt can provide intestinal probiotics, you can choose); Increase the intake of essential fatty acids through various cooking vegetable oils, especially those containing monounsaturated fatty acids. The energy supply rate of total fat reaches 25-30% of total dietary energy.

Eat more fresh vegetables and fruits. More than 500 grams of vegetables and 200-350 grams of fruits every day. Choose dark fruits and vegetables. Ensure adequate drinking water. 1500-2000 ml several times a day, mainly drinking boiled water or tea. Vegetable soup, fish soup and chicken soup are also good choices.

Resolutely put an end to eating wild animals and eat less spicy food. People with poor appetite and insufficient food intake, the elderly and patients with chronic diseases can supplement protein and B vitamins, vitamin A, vitamin C, vitamin D and other micronutrients through nutritionally fortified foods, formula foods for special medical purposes or nutritional supplements. Ensure adequate sleep and appropriate physical activity, and the physical activity time is not less than 30 minutes. Appropriately increase sunshine time.

Eat high-protein food every day, including fish, meat, eggs, milk, beans and nuts, and increase the intake regularly; Don't eat wild animals; Eat fresh vegetables and fruits every day and increase the amount on the basis of usual; Drink plenty of water, not less than1500ml per day; The types, sources and colors of food are rich and varied, not less than 20 kinds per day; Not partial eclipse, meat and vegetable collocation; Ensure adequate nutrition and increase intake on the basis of daily diet, so as to eat well and eat well; During pneumonia 20 19 coronavirus disease, do not eat or lose weight. Work and rest regularly, get enough sleep, and ensure that the sleep time is not less than 7 hours every day; Carry out individual physical exercise, with a cumulative time of not less than 1 hour every day, and do not participate in group sports activities; During the epidemic of 20 19 coronavirus disease, it should be suggested to supplement health food, such as multivitamins, minerals and deep-sea fish oil.